Portable grill



FIG. 1 is a perspective view of a portable grill showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is an end elevational view thereof, the opposite end being amirror image.

The ornamental design for a portable grill, as shown and described.